}
        });
    }

    public static <T extends FileSystemNode> Optional<FileSystemNode> getChild(ChildMap<T> children, VfsRelativePath targetPath, CaseSensitivity caseSensitivity) {
        return children.withNode(targetPath, caseSensitivity, new ChildMap.NodeHandler<T, Optional<FileSystemNode>>() {
            @Override
            public Optional<FileSystemNode> handleAsDescendantOfChild(VfsRelativePath pathInChild, T child) {